Hello again everyone! My Macintosh Classic is still being a pain in the backside. Today I replaced DP 3, 4 and 6 (though I've not done the opto isolator yet), and I'm still having issues. Screen shaking and taking a long time to reach a bootable voltage as per this thread from early October still apply. However, after replacing those three diodes it's somehow even worse!
Not only do I still have screen shaking issues, it took a solid two and a half minutes to reach a bootable voltage (alth